WASHINGTON — Fidelity Investments, BlackRock Inc. and PIMCO are battling efforts by regulators to consider labeling asset management firms as systemically important.

The three asset management companies were among more than two dozen firms, industry stakeholders and lawyers that filed letters in an effort to discount the credibility of a report released by the Office of Financial Research in October.

Subscribe Now

Access to premium content including in-depth coverage of mutual funds, hedge funds, 401(K)s, 529 plans, and more.

3-Week Free Trial

Insight and analysis into the management, marketing, operations and technology of the asset management industry.